Items tagged “mediastinum”

33 results
Article

Anterior mediastinal mass

Anterior mediastinal masses can be caused by neoplastic and non-neoplastic pathology. These masses arise in the anterior mediastinum, that portion of the mediastinum anterior to the pericardium and below the level of the clavicles.  Epidemiology The prevalence of anterior mediastinal masses on...
Article

Garland triad

Garland triad, also known as the 1-2-3 sign or pawnbroker's sign, is a lymph node enlargement pattern on chest radiographs which has been described in sarcoidosis: right paratracheal nodes right hilar nodes left hilar nodes Hilar lymphadenopathy is symmetrical and usually massive. These so-c...
Article

Thoracic aortic dilatation (differential)

There is a broad differential for thoracic aortic dilatation. Differential diagnosis senile ectasia hypertension post-stenotic dilatation, e.g. bicuspid aortic valve thoracic aortic aneurysm atherosclerosis (usually descending thoracic aorta) collagen disorders Marfan syndrome Ehlers-Da...
Article

Panda sign (sarcoidosis)

The panda sign of sarcoidosis is a gallium-67 citrate scan finding. It is due to bilateral involvement of parotid and lacrimal glands in sarcoidosis, superimposed on the normal uptake in the nasopharyngeal mucosa. The presence of perihilar adenopathy adds the lambda distribution of increased up...
Case

Thymoma - invasive

  Diagnosis almost certain
Hani M. Al Salam
Published 04 Jan 2010
70% complete
X-ray CT
Case

Thymoma - metastatic

  Diagnosis certain
Frank Gaillard
Published 09 Feb 2010
92% complete
CT X-ray
Case

Thymoma

  Diagnosis certain
Frank Gaillard
Published 11 Feb 2010
86% complete
X-ray MRI
Case

Anterior mediastinal teratoma

  Diagnosis almost certain
Gagandeep Singh
Published 15 Feb 2010
62% complete
X-ray CT
Case

Sarcoidosis

  Diagnosis almost certain
Natalie Yang
Published 15 Feb 2010
71% complete
CT
Case

Thymoma

  Diagnosis certain
Hani M. Al Salam
Published 23 Feb 2010
83% complete
CT
Article

Localized mediastinal malignant mesothelioma

A localized (solitary) mediastinal malignant mesothelioma is a rare variant of malignant pleural mesothelioma and is thought to arise from mesothelial cells of the pericardium. There are too few report cases to be dogmatic in regards to epidemiological or radiographic features. Differential di...
Case

Giant schwannoma - posterior mediastinum

  Diagnosis certain
Hani M. Al Salam
Published 03 Mar 2010
83% complete
X-ray CT
Article

Mediastinal teratoma

Mediastinal teratomas are germ cell tumors located in the anterior mediastinum, representing the most common extra-gonadal germ cell tumors. Epidemiology They account for approximately 15% of anterior mediastinal masses in adults and approximately 25% of anterior mediastinal masses in children...
Article

Anterior mediastinal germ cell tumors

Germ cell tumors are one of the causes of an anterior mediastinal mass, and any of the germ cell histologies may be identified. They can therefore be divided histologically into: mediastinal seminoma non-seminomatous germ cell tumors (NSGCT) embryonal carcinoma choriocarcinoma yolk sac tumo...
Case

Lymphoma

  Diagnosis possible
Hani M. Al Salam
Published 02 Aug 2010
57% complete
CT MRI Nuclear medicine
Case

Thymoma

  Diagnosis certain
Hani M. Al Salam
Published 23 Aug 2010
83% complete
Nuclear medicine X-ray CT
Case

Foregut duplication cyst

  Diagnosis almost certain
Alexandra Stanislavsky
Published 29 Aug 2010
53% complete
CT MRI
Case

Thymoma

  Diagnosis almost certain
Bruno Di Muzio
Published 23 Apr 2011
75% complete
CT
Case

Mediastinal germ cell tumor

  Diagnosis certain
Roberto Schubert
Published 02 Jul 2011
89% complete
CT
Case

Prominent thymus: widened mediastinal shadow

  Diagnosis almost certain
Mohammad Osama Hussein Yonso
Published 27 Mar 2012
47% complete
X-ray